diff --git a/includes/install/scripts/xml_handler.lua b/includes/install/scripts/xml_handler.lua
index 06ec5b44ab..ad17c9f52f 100644
--- a/includes/install/scripts/xml_handler.lua
+++ b/includes/install/scripts/xml_handler.lua
@@ -753,6 +753,7 @@
 							table.insert(xml, [[								<variable name="domain_uuid" value="]] .. domain_uuid .. [["/>]]);
 							table.insert(xml, [[								<variable name="domain_name" value="]] .. domain_name .. [["/>]]);
 							table.insert(xml, [[								<variable name="extension_uuid" value="]] .. extension_uuid .. [["/>]]);
+							table.insert(xml, [[								<variable name="call_timeout" value="]] .. call_timeout .. [["/>]]);
 							table.insert(xml, [[								<variable name="caller_id_name" value="]] .. sip_from_user .. [["/>]]);
 							table.insert(xml, [[								<variable name="caller_id_number" value="]] .. sip_from_user .. [["/>]]);
 							if (string.len(call_group) > 0) then